> Hi,>> I have a pseudo-distributed setup of hbase/hadoop. I have 2 tables in> hbase.>> I have a scheduler which runs at some frequency. Scheduler kicks three> different mapper 1 by 1 (one the successful completion of the first one,> the next one starts).>> When I ran it on lesser data it works fine, but in case of huge data it> throws the following exception ->> org.apache.hadoop.hbase.client.RetriesExhaustedException: Trying to contact> region server null for region , row '*********************', but failed> after 10 attempts.> Exceptions:> java.io.IOException:>> org.apache.hadoop.hbase.client.HConnectionManager$HConnectionImplementation@81f25closed> java.io.IOException:>> org.apache.hadoop.hbase.client.HConnectionManager$HConnectionImplementation@81f25closed> java.io.IOException:>> org.apache.hadoop.hbase.client.HConnectionManager$HConnectionImplementation@81f25closed> java.io.IOException:>> org.apache.hadoop.hbase.client.HConnectionManager$HConnectionImplementation@81f25closed> java.io.IOException:>> org.apache.hadoop.hbase.client.HConnectionManager$HConnectionImplementation@81f25closed> java.io.IOException:>> org.apache.hadoop.hbase.client.HConnectionManager$HConnectionImplementation@81f25closed> java.io.IOException:>> org.apache.hadoop.hbase.client.HConnectionManager$HConnectionImplementation@81f25closed> java.io.IOException:>> org.apache.hadoop.hbase.client.HConnectionManager$HConnectionImplementation@81f25closed> java.io.IOException:>> org.apache.hadoop.hbase.client.HConnectionManager$HConnectionImplementation@81f25closed> java.io.IOException:>> org.apache.hadoop.hbase.client.HConnectionManager$HConnectionImplementation@81f25closed>> at>> org.apache.hadoop.hbase.client.HConnectionManager$HConnectionImplementation.getRegionServerWithRetries(HConnectionManager.java:1017)> at org.apache.hadoop.hbase.client.HTable.get(HTable.java:549)>> Thanks,> Vidosh>

> Can you tell us the version of HBase you're using ?>> If you can publish region server log around time of such error, that would> help too.>> Please use pastebin for log snippet.>> Thanks>> On Fri, Feb 8, 2013 at 12:57 AM, Vidosh Sahu <[EMAIL PROTECTED]>> wrote:>> > Hi,> >> > I have a pseudo-distributed setup of hbase/hadoop. I have 2 tables in> > hbase.> >> > I have a scheduler which runs at some frequency. Scheduler kicks three> > different mapper 1 by 1 (one the successful completion of the first one,> > the next one starts).> >> > When I ran it on lesser data it works fine, but in case of huge data it> > throws the following exception -> >> > org.apache.hadoop.hbase.client.RetriesExhaustedException: Trying to> contact

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Vidosh Sahu 2013-02-08, 21:42

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